Global Patent Index - EP 2746300 B1

EP 2746300 B1 20161207 - PROCESS FOR PRODUCING A ZIEGLER NATTA PROCATALYST FOR ETHYLENE POLYMERISATION

Title (en)

PROCESS FOR PRODUCING A ZIEGLER NATTA PROCATALYST FOR ETHYLENE POLYMERISATION

Title (de)

VERFAHREN ZUR HERSTELLUNG EINES ZIEGLER-NATTA-PROKATALYSATORS FÜR DIE ETHYLENPOLYMERISATION

Title (fr)

PROCÉDÉ DE PRODUCTION D'UN PROCATALYSEUR ZIEGLER-NATTA POUR LA POLYMÉRISATION D'ÉTHYLÈNE

Publication

EP 2746300 B1 20161207 (EN)

Application

EP 12198809 A 20121221

Priority

EP 12198809 A 20121221

Abstract (en)

[origin: EP2746300A1] Process for the preparation of a particulate Group 2 metal/transition metal polymerisation catalyst component for ethylene polymerisation comprising a special bi-(oxygen containing ring) compound as internal donor, and to the use of such a catalyst component for preparing a catalyst used in the polymerisation of ethylene.

IPC 8 full level

C08F 4/651 (2006.01); C08F 4/656 (2006.01); C08F 10/02 (2006.01)

CPC (source: EP US)

C08F 10/02 (2013.01 - EP US)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 2746300 A1 20140625; EP 2746300 B1 20161207; CN 104854145 A 20150819; CN 104854145 B 20170412; ES 2615499 T3 20170607; US 10184016 B2 20190122; US 2015322177 A1 20151112; WO 2014096297 A1 20140626

DOCDB simple family (application)

EP 12198809 A 20121221; CN 201380063332 A 20131220; EP 2013077556 W 20131220; ES 12198809 T 20121221; US 201314649472 A 20131220